How to Add Database Copies in Exchange 2013

Powershell –

Add-MailboxDatabaseCopy -Identity Database-002 -MailboxServer Exch01

Login to EAC

Servers – Databases –  Choose the Database – Add Database Copy

Choose Browse – Choose the Server – Click on Save

Reference –

Updating Content Indexing only upon failure –

Get-MailboxDatabaseCopyStatus -Server Exch01

Update-MailboxDatabaseCopy "Database-001\EXCH02" -CatalogOnly

To Update the Entire Database Copy –

Suspend-MailboxDatabaseCopy "Database-001\EXCH02"

Update-MailboxDatabaseCopy "Database-001\EXCH02" -DeleteExistingFiles

To Activate Databases –

Move-ActiveMailboxDatabase Database-002 -ActivateOnServer EXCH01